DLMF:5.4.E19
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Math Formula Information
Formula: Failed to parse (syntax error): {\displaystyle \digamma@{\frac{p}{q}}=-\EulerConstant-\ln@@{q}-\frac{\pi}{2}\cot@{\frac{\pi p}{q}}+\frac{1}{2}\sum_{k=1}^{q-1}\cos@{\frac{2\pi kp}{q}}\ln@{2-2\cos@{\frac{2\pi k}{q}}}.}
Name: DLMF:5.4.E19
Description:
Data Source
https://lct.wmflabs.org/w/index.php?title=Special:EntityPage/Q2057